php_常用操作_读取文件_数据库操作

 1 //读取配置 启动是指定文件
 2 filepath=$argv[1];
 3 if(null==$filepath){
 4     echo"please point file\n";
 5     return;
 6 }
 7 //文件处理
 8 $handle=fopen($filepath,‘r‘);
 9 
10 while(!feof($handle)){
11     $line =fgets($handle);    
12     if(null!=$line&&trim($line)!=""){
13         dealLine($line);        
14     }
15     }
16 //业务逻辑
17 function  dealLine($line){
18   $line=trim($line);
19    echo $line."\n";    
20 }

 1 $host="127.0.0.1:8888";
 2 $username="root";
 3 $password="";
 4 $db="testdb";
 5 $conn =mysql_connect($host,$username,$password);
 6 mysql_select_db($db,$conn);
 7 mysql_query(‘set names utf8‘);
 8 
 9 // 增，更，删
10 $sql = "insert ,update ,delete";
11 $result=mysql_query($sql);
12 //查询获取新增自增id
13 $result = mysql_query("SELECT LAST_INSERT_ID()");
14 $qRow   = mysql_fetch_row($result);
15  $id = $qRow[0];
16 // 查询
17 $sql = "select * from tblTest where sid=test";
18 $result = mysql_query($sql);
19 $qRow   = mysql_fetch_row($result);
20 var_dump($qRow);